Uninsured Motorist Coverage in Florida

20% of Florida drivers are uninsured. Learn how UM/UIM coverage and stacking protect you from uninsured motorists. Essential guide for FL drivers.

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Published October 23, 2025

Key Takeaways

  • Between 15-20% of Florida drivers are uninsured—among the highest rates in the nation—making UM coverage essential protection for your family.
  • Stacked UM coverage multiplies your protection by the number of vehicles on your policy, potentially tripling or quadrupling your coverage limits without tripling the cost.
  • Florida doesn't require UM coverage, but insurers must offer it, and you'll need to reject it in writing if you choose not to purchase it.
  • UM coverage only becomes available after you purchase bodily injury liability coverage, and it typically matches those liability limits.
  • Stacking is presumed in Florida unless you specifically reject it, so review your policy carefully to ensure you have the coverage you think you do.
  • With Florida's minimal insurance requirements, even insured drivers may carry insufficient coverage, making underinsured motorist (UIM) protection equally important.

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Here's a sobering fact: if you get hit by another driver in Florida, there's a one-in-five chance they won't have insurance to cover your medical bills. That's right—roughly 20% of Florida drivers are cruising around without coverage, which ranks the Sunshine State among the worst in the nation for uninsured motorists. When you combine that with Florida's notoriously low minimum insurance requirements, you've got a recipe for financial disaster if you're relying on the other driver's insurance to make you whole after an accident.

That's where uninsured motorist coverage comes in. It's your safety net when the person who hits you can't pay for the damage they caused. And in Florida, it's not just a nice-to-have—it's essential protection for you and your family.

Why Florida's Uninsured Driver Problem is Getting Worse

Florida's uninsured motorist rate has been climbing steadily. While the state's Department of Highway Safety and Motor Vehicles reports an official rate around 6-7%, insurance industry researchers paint a much grimmer picture. The Insurance Research Council estimates the real number could be as high as 20.4% of drivers—more than one million motorists on Florida roads without any insurance at all.

Why the huge discrepancy? The official state figures only capture drivers who are registered and actively monitored by the system. Industry estimates account for the reality on the ground: people driving with lapsed coverage, suspended licenses, or no registration at all. Either way you slice it, your odds of getting hit by an uninsured driver in Florida are uncomfortably high.

The problem has been getting worse as Florida's insurance market has become increasingly expensive and volatile. As premiums skyrocket, more drivers are making the risky choice to drop coverage altogether or let policies lapse. Meanwhile, Florida's minimum coverage requirements remain among the lowest in the country, creating a perfect storm of risk for responsible drivers.

Understanding UM and UIM Coverage in Florida

Uninsured motorist coverage isn't just one thing—it comes in two flavors, and understanding both is crucial. First, there's UM coverage, which protects you when you're hit by a driver with no insurance at all. Then there's UIM (underinsured motorist) coverage, which kicks in when the at-fault driver has insurance, but not enough to cover your medical bills and other damages.

In Florida, UIM coverage is arguably just as important as UM. Why? Because Florida only requires drivers to carry $10,000 in personal injury protection and $10,000 in property damage liability. There's no requirement for bodily injury liability coverage at all, though most drivers do carry it. Even when they do, those limits are often bare-bones—maybe $25,000 or $50,000 per person. If you're seriously injured in an accident and need extensive medical treatment, surgery, or miss months of work, those limits evaporate quickly.

Here's how UM/UIM works in practice: Let's say you're hit by a driver who runs a red light, and you suffer $100,000 in medical bills and lost wages. If they have no insurance, your UM coverage pays. If they have $25,000 in liability coverage, their insurance pays that $25,000 first, and then your UIM coverage can pay up to your policy limits minus what you already received. With $100,000 in UIM coverage, you'd get the remaining $75,000 you need.

The Power of Stacking: Multiplying Your Protection

Now here's where Florida's UM coverage gets really interesting: stacking. This is one of the most misunderstood—and underutilized—features of auto insurance in Florida, and it can make the difference between full recovery and financial ruin after a serious accident.

Stacked coverage multiplies your UM/UIM limits by the number of vehicles on your policy. If you have three cars insured with $100,000 in UM coverage each, stacking gives you $300,000 in total coverage—not just $100,000. You're essentially combining the coverage from all your vehicles into one mega-policy that applies no matter which car you're driving (or even if you're a passenger or pedestrian hit by an uninsured driver).

There are two types of stacking in Florida. Intra-policy stacking (sometimes called vertical stacking) is what we just described—combining coverage across multiple vehicles on the same policy. Inter-policy stacking lets you combine coverage across different policies. For example, if you and your spouse each have separate auto policies with UM coverage, you might be able to stack those policies together for even more protection.

Here's the crucial part: in Florida, stacked coverage is presumed unless you specifically reject it in writing. Many insurance companies will push you toward unstacked coverage because it's cheaper and saves them money on claims. They're required to offer you stacked coverage, but they often make the unstacked option look more attractive by highlighting the premium savings. Don't fall for it. The cost difference is usually modest—maybe $50-150 per year for most families—but the protection difference is enormous.

What You Need to Know Before Buying UM Coverage

First, understand that UM coverage isn't mandatory in Florida. Unlike PIP (personal injury protection), which the state requires you to carry, UM is optional. However, your insurance company must offer it to you, and you have to reject it in writing if you don't want it. Most experts strongly advise against rejecting UM coverage in Florida given the state's high uninsured motorist rates.

Second, you can only buy UM coverage if you first purchase bodily injury liability coverage. Your UM limits will typically match your bodily injury liability limits, though you can sometimes choose lower UM limits if you want to save money (again, not recommended). So if you carry $100,000/$300,000 in bodily injury liability, you'll generally have the option to purchase $100,000/$300,000 in UM coverage.

Third, only UM/UIM bodily injury coverage can be stacked in Florida. You can't stack property damage coverage. This makes sense when you think about it—the real financial catastrophe from an accident comes from medical bills, lost wages, and long-term injury consequences, not from vehicle damage.

Finally, review your current policy carefully. Many Florida drivers think they have stacked coverage when they actually don't, or vice versa. Look for the stacked/unstacked designation on your declarations page, or call your agent to verify. If you're currently unstacked and want to switch to stacked coverage, you can usually do so at your next renewal, or sometimes mid-term depending on your insurer.

How Much UM Coverage Do You Really Need?

This is the million-dollar question—or hopefully not the million-dollar medical bill. The right amount of UM coverage depends on your personal situation, but here's a framework to think through it.

At minimum, you want enough UM coverage to replace your income if you can't work for an extended period. If you earn $60,000 per year and a serious accident puts you out of work for a year, you need at least that much coverage just to replace lost wages—before accounting for medical bills. For most Florida families, $100,000 per person should be considered the absolute floor, and $250,000 to $500,000 is more appropriate if you can afford it.

If you're choosing stacked coverage—which you should be—you can afford higher per-vehicle limits because you're getting multiplication across your vehicles. A family with three cars and $100,000 stacked coverage has $300,000 in total protection, which is solid coverage at a reasonable price point.

Remember that Florida's minimal insurance requirements mean you're not just protecting against completely uninsured drivers—you're also protecting against underinsured ones. The person who hits you might technically have insurance, but if they're only carrying $25,000 in coverage and your medical bills are $150,000, their policy won't come close to making you whole. Your UIM coverage fills that gap.

Getting Started: Three Steps to Protect Yourself Today

First, pull out your current auto insurance policy and find your declarations page. Look for your UM/UIM coverage amounts and whether it's stacked or unstacked. If you don't have UM coverage at all, or if you have unstacked coverage with low limits, it's time for a policy review.

Second, get quotes for increasing your UM coverage to at least $100,000 per person with stacking enabled. You might be surprised how affordable it is—especially compared to the financial devastation of being seriously injured by an uninsured driver with no way to recover your costs.

Third, have an honest conversation with your insurance agent about your specific situation. If you have significant assets to protect, a high income, or family members who depend on you financially, you may want to consider even higher UM limits or adding an umbrella policy for extra protection. On the other hand, if you have excellent health insurance and disability coverage through your employer, you might have more flexibility in your UM coverage choices.

The bottom line is this: with one in five Florida drivers uninsured and many more carrying bare-minimum coverage, UM/UIM protection isn't a luxury—it's essential. The few extra dollars it costs each month is nothing compared to the financial security it provides if the worst happens. Don't wait until after an accident to wish you had better coverage. Protect yourself and your family today.

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Frequently Asked Questions

Is uninsured motorist coverage required in Florida?

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No, UM coverage is not required in Florida, unlike PIP (personal injury protection) which is mandatory. However, insurance companies must offer UM coverage to you, and you have to reject it in writing if you choose not to purchase it. Given that approximately 20% of Florida drivers are uninsured, most insurance experts strongly recommend purchasing UM coverage despite it being optional.

What's the difference between stacked and unstacked UM coverage?

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Stacked coverage multiplies your UM limits by the number of vehicles on your policy, while unstacked coverage provides only the per-vehicle limit regardless of how many cars you insure. For example, if you have three vehicles with $100,000 UM coverage each, stacked coverage gives you $300,000 in total protection, while unstacked gives you only $100,000. Stacked coverage costs more but provides significantly better protection, and it's presumed in Florida unless you specifically reject it.

How much does UM coverage cost in Florida?

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UM coverage is surprisingly affordable—typically adding $100-300 per year to your premium for $100,000 in coverage, depending on your driving record, location, and other factors. Choosing stacked over unstacked coverage usually costs an additional $50-150 per year for most families. Given that serious accident injuries can easily result in six-figure medical bills and lost wages, the cost of UM coverage represents excellent value for the protection it provides.

Does UM coverage protect me if I'm hit as a pedestrian or cyclist?

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Yes, UM coverage typically protects you even when you're not in your vehicle. If you're hit by an uninsured driver while walking, jogging, or riding a bicycle, your UM coverage can pay for your medical expenses and other damages. This makes UM coverage especially valuable in Florida's pedestrian-heavy areas and for active families.

Can I buy UM coverage without bodily injury liability coverage?

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No, Florida law requires you to purchase bodily injury liability coverage before you can add UM coverage to your policy. Your UM limits typically match your bodily injury liability limits, though some insurers may allow you to choose lower UM limits. This prerequisite ensures that drivers are protecting both others and themselves when purchasing coverage.

What happens if the at-fault driver has some insurance, but not enough?

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This is where underinsured motorist (UIM) coverage comes in. The at-fault driver's insurance pays up to their policy limits first, and then your UIM coverage pays the remaining amount up to your policy limits. For example, if you have $100,000 in medical bills and the at-fault driver only has $25,000 in coverage, their insurer pays $25,000 and your UIM coverage can pay the remaining $75,000, ensuring you're fully compensated for your injuries.

We provide this content to help you make informed insurance decisions. Just keep in mind: this isn't insurance, financial, or legal advice. Insurance products and costs vary by state, carrier, and your individual circumstances, subject to availability.

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